This machine does not support Windows 11 upgrade.

 
 Lenovo ThinkCentre M73P Tiny Mini Business Desktop Computer, Intel Dual-Core i3-4160T Processor up to 3.60 GHz, 16GB RAM, 240GB SSD, WiFi, Windows 10 Pro (Renewed) This machine is fully refurbished and will offer you years of computing, backed by our 1 year Warranty!